Compressor to Condenser Hose - Conversion Kit HoseOEM part numbers RE57327, AR75567 Item Information Only Used On Tractors with Sanden Conversion Kits, 990 412, without 2" Manifold Fits John Deere 4230, 4430, 4630, 4040, 4240, 4440 Tractors Additional Information Only Used On Tractors With 990 412 Sanden Conversion Kits (Without 2" Manifold), Hose Has Pressure Switch Port Next to Charge Port Specifications SWITCH PORT Hose Has Pressure Switch Port Next to Charge Port Compatible With John Deere